2009-11-13_PERMIT FILE - C1982056A ‎(4)‎

• Permit No: C1982056A
• IBM Index Class Name: Permit File
• Doc Date: 11/13/2009
• Doc Name: Coal Refuse Disposal Area Initial & Projected Future Disturbance
• Section_Exhibit Name: Exhibit 26C Sheet C-102
• Media Type: M
• Archive: Yes

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°° _DITCH °i ®_ -
fiy 69 50 RD
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a,
LEGEND
S7rJR4GE b ,/ 0 , 0 ,p� 0 `� ,e
�/ lz 9 EX /STING
00 ' -
0 - �l/ _7000— -- 7000 -- CONTOUR
s944, � - - - CULVERT
sTq ROAD /BENCH
93v *sslj\ MM J j / 70/ / • TH DRAINAGE BASIN BOUNDARY
1 —18rr _ / _ .�' 1--D-3
(EXISTING) 3 D -1 DRAINAGE DESIGNATION
RD A -1 _ R DA-1 a DITCH
i
UNDERDRAIN
2.3% _
SITE GRADING SLOPE
/ / — x7000 SPOT ELEVATION
RDA -7 WW3TE SHkD
89 o ' � 4 0 1 1s'per+ H.8978-
�- � ---_ �.. (�V: r /�•.:
/ ° j 'U ®7 92" o ,C < / / NOTES:
goo v ��/�7� HAULROAD 1. BASE TOPOGRAPHY DATUM AND EXISTING CONDITIONS PROVIDED BY
6 9
\ / \ q� o °BD -2 DISTURBAN /
Q / / I ', a TWENTYMILE COAL COMPANY. COMPILED MAPS INCLUDE:
(Exls
e m riNC)� �D AERSION / — — — — — 3 2.4 AC R
' I}' _ — 1 / SHEET- 17.DWG SHEET- 18.DWG SHEET- 22.DWG
DITCIl i SHT 23 & 50 ACRES AROUND PIT 2004 DWG
� y4o!_ -7 RDA° I
�.
78' 2s 9 1 /��
1 12 "CMP 9 H I C 4--36" C M f?S
J �`` '\RDA -50
" C /YI/�
INITIAL BONDED
DISTURBANCE
30.3 ACRES
r 9 "c � D -
r2 � -e
24'CMP �' a / / \ 3D-3 IdDA -'�a WAl LEji IEI -!
A
r /
_ B BD -4R
ti ` 4 CMP
3s "cMP /
r 1 \
UNCLASSIF
STOCKPILE
30FT HIGH \
270,000 CY \
/ / I
5.9 ACRES
I �
HAUL CO RIDOR
DISTUR ANCE
0.4 A RES
RDA -5b WATERSHEb
MAP24- SHT_1 -OF -3- WITH - COMBINED- PILE - TOPO- 092007.DWG,
TWENTYMILE- 07- 31- 08— CONT.DWG.
2. PROPOSED CHANNEL ALIGNMENT AND DESIGN FOR 20 MILLION
CUBIC YARD EXPANSION PROVIDED BY HYDRO— ENVIRONMENTAL
SOLUTIONS, INC.
3. REFER TO NWCC FOR ENGINEERING REPORT,
4. ALL WORK SHALL MEET THE DESIGN REQUIREMENTS OF MINE
SAFETY AND HEALTH ADMINISTRATION AND COLORADO DIVISION OF
RECLAMATION, MINING AND SAFETY.
5. REFUSE PILE AND HAULROAD LAYOUT PROVIDED BY TWENTYMILE
COAL COMPANY.
// / B ND
i
� / � I N C R M ENT 11
7130
TOPSOIL 7140
STOCKPILE
/ ' ' ■ 3OFT HIGH
_ - 715
6,000 CY
3. CRE -, r � � / 7160 - \
RDA -5c VWERS} IED
Jl �/ 7040 �\ _ I / SWS - 7170 j / RAW VOLUMES
/ \ / --
Prismoidal Volume Results
Original Surface Model: EXIST COMBO
Final Surface Model: REFUSE -split drainage
Cu l Compaction Factor: 0.00 %
Raw Cut Volume: 656.44 cu yd
\ I Compacted Cut Volume: 0.00 cu yd
\% D /I/ERSION / \ 0 Total Cut Volume: 656.44 cu yd
ITCH RDA -1� I \ 7j6 / / / Raw Fill Volume: 20677985.43 cu yd
\ �\ �
\ / \ TING ) / \ Compacted Fill Volume: 0.00 cu yd
\ '° / $ 1�° / Total Fill Volume: 20677985.43 cu yd
11 10
% B N / 1
30NDEa`AREA�o� �' A \ \ \ " / / � �N REMENT, V
(PORTION=S TO
REDIST URBED)
' � RDA�1f W',(TERSHED � /
SWS_1
400
200 0 200
( IN FEET )
1 inch = 200 ft.
10' CONTOUR INTERVAL
CALL UTILITY NOTIFICATION
CENTER OF COLORADO
1- 800 - 922 -1987
CALL 2 BUSINESS DAYS IN ADVANCE
BEFORE YOU DIG, GRADE, OR EXCAVATE
FOR THE MARKING OF UNDERGROUND
MEMBER UTILITIES
REVISIONS
No. Item
Date
Copyright CIVIL DESIGN C ONSULTANTS, INC. 2009
Date: 6/17/09 TWENTYMILE COAL COMPANY
Drawn: LAM
Desi MRB, JW COAL. REFUSE DISPOSAL AREA
Scale: As Noted INITIAL AND PROJECTED
FUTURE DISTURBANCE
iR(o�
Civil Design Consultants, Inc.
11 ) 13 I ` 01 Engineers and Planners
First Financial Center, 2145 Resort Drive, Suite 100
Steamboat Springs, CO 80487
Tel [phone] • Fax [phone]
SHEET NO. C -102 I PROJECT NO. 4168.001A